Average Co-Inventor Count = 2.40
ph-index = 2
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Johnson Fishing, Inc. (2 from 14 patents)
2 patents:
1. 4631034 - Outboard motor foot control
2. 4555233 - Shock-absorbing bow mount for trolling motor